* Client-Side Metrics Include
* Wiki: https://tiny.amazon.com/cpso0wg6
* Needs to be included at the top of pages because it tracks latency--
* ue_t0 needs to be as close to body load as possible.
* - ue.tag maps to URLType dimension of OnlineQueryLog in PMET. Because we cannot add
* custome data to other dimensions in PMET through CSM, we are replicating it thrice to
* cover each store, page type, and the intersections of the two.
* - Whitelists are listed in the usage guide:
Toshiro Ono has spent his life making the best swords that have ever been forged and selling them to the highest bidder. When his family is killed by a blade of his own making, master swordsmith Toshiro promised to do whatever it took to make sure none of his swords ever kill again. Now that promise comes to the test in this stunning conclusion!